Could not insert new anti bot question registration information

DEBUG MODE

SQL Error : 1062 Duplicate entry 'a6b5ceace105e2bc3992c3b3ff082731' for key 'PRIMARY'

INSERT INTO phpbb_anti_bot_quest_regconfirm (confirm_id, session_id, start_time) VALUES ('7e13e060e5fbc166e0bd179ea45f1de2', 'a6b5ceace105e2bc3992c3b3ff082731', 1792732452)

Line : 124
File : usercp_register.php